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Define chromatin and chromosome

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Reference no: EM133457337

Questions

Define a haploid and diploid cell.

What is the difference between them?

Define a chromatin and a chromosome.

What is the difference between them?

Define XX chromosomes and XY chromosomes.

What is the difference between them?

What three characteristics are the same in each chromosome of a homologous pair?

During what phase of the cell cycle are the chromosomes replicated?

In what stage of mitosis does the migration of sister chromatids to opposite poles happen?

In what stage of mitosis does condensation of chromatin into compact chromosomes happen?

In what stage of mitosis does the formation of a nuclear membrane happen?

In what stage of mitosis does the alignment of chromosomes along the equator happen?

What role does the spindle apparatus play in cell division?

At what stage of the cell cycle does the number of chromosomes double?

At the end of meiosis 2, how many haploid cells have been formed from the original parent cell? Explain.

How many chromosomes are present at each stage of mitosis?

In metaphase of mitosis are chromosomes found as linked sister chromatids, single chromatids, or homologous pairs?

In metaphase 1 of meiosis are chromosomes found as linked sister chromatids, single chromatids, or homologous pairs?

In metaphase 2 meiosis are chromosomes found as linked sister chromatids, single chromatids, or homologous pairs?

In what stage of meiosis do chromosomes tetrads align at the cell equator?

What feature of this alignment contributes to genetic diversity?

Define tetrads and explain they're function.

Explain spermogenesis.

Explain Oogensis.

Explain crossing over and its significance.

Explain independent assortment and its significance.

Explain non-disjunction and its significance.

What is trisomy 21 and what does it affect?

What is trisomy 17 and what does it affect?

What is trisomy 13 and what does it affect?

What is Turner's syndrome and what does it affect?

What is Klinefelters syndrome and what does it affect?

What are the advantages of sexual reproduction? (when compared to asexual reproduction)

What are the advantages of asexual reproduction?

What is binary fission (asexual)?

What is conjugation? What is its importance?

What is fragmentation (asexual)?

What is parthenogenesis (asexual)?

What is hermaphroditism (sexual)?

What is external fertilization (sexual)?

What is internal fertilization (sexual)?

What are some disadvantages of asexual reproduction?

What are some disadvantages of sexual reproduction?

Explain the alternation of generations in regards to sporophyte generations vs. gametophyte generations.

Reference no: EM133457337

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